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Finding the Fourth Proportional to 275,655.44, 413,220.72 and 88,535.76

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Solution

The fourth proportional to 275,655.44, 413,220.72 and 88,535.76 is: 132,719.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,655.44 : 413,220.72 = 88,535.76 : x
  2. Step 2: Convert to fraction form
    275,655.44/413,220.72 = 88,535.76/x
  3. Step 3: Cross multiply
    275,655.44x = 413,220.72 × 88,535.76
  4. Step 4: Simplify right side
    275,655.44x = 36,584,810,492.95
  5. Step 5: Solve for x
    x = 36,584,810,492.95/275,655.44
  6. Step 6: Final answer
    x = 132,719.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.